tweak codecov config.
tweak codecov config.

GoogleChrome/lighthouse,wardpeet/lighthouse,arturmiz/lighthouse,GoogleChrome/lighthouse,deepanjanroy/lighthouse,ev1stensberg/lighthouse,wardpeet/lighthouse,arturmiz/lighthouse,tkadlec/lighthouse,mixed/lighthouse,arturmiz/lighthouse,tkadlec/lighthouse,mixed/lighthouse,umaar/lighthouse,tkadlec/lighthouse,deepanjanroy/lighthouse,umaar/lighthouse,deepanjanroy/lighthouse,ev1stensberg/lighthouse,tkadlec/lighthouse,mixed/lighthouse,ev1stensberg/lighthouse,GoogleChrome/lighthouse,umaar/lighthouse,umaar/lighthouse,GoogleChrome/lighthouse,arturmiz/lighthouse,wardpeet/lighthouse,arturmiz/lighthouse,mixed/lighthouse,deepanjanroy/lighthouse,ev1stensberg/lighthouse,wardpeet/lighthouse,deepanjanroy/lighthouse,wardpeet/lighthouse,GoogleChrome/lighthouse